Laser Resurfacing for Better Skin | 合法醫療器材資訊網

2019年10月16日—WhattoKnowBeforeUndergoingLaserResurfacingforBetterSkin...postofher“beforeandafter”lasertreatment,you'reprobablyalready ...

So what exactly is a laser? The word stands for light amplification by stimulated emission of radiation, according to NASA[1]. As used in dermatology, a laser is “a skin-resurfacing modality that harnesses the power of light and heat to improve skin tone, texture, and coloration,” says Lara Devgan, MD[2], a plastic surgeon based in New York City. “It does that by creating a controlled injury in the tissue that stimulates the body to have a healing response that makes it look better.”

When you work out, you intentionally cause small tears to your muscles, which grow back stronger, research[3] notes. Lasers work in a similar way: They use light and heat energy to cause controlled damage to the surface of the skin, so that your body reacts to heal the tissue by creating new skin.

The result? Revved production of col...